Improper access control in systemd - CVE-2017-18078
Published: March 6, 2018 / Updated: March 6, 2018
Vulnerability identifier: #VU10847
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-18078
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Freedesktop.org
Affected software:
systemd
systemd
Detailed vulnerability description
The vulnerability allows a local attacker to bypass security restrictions on the target system.
The weakness exists in the systemd-tmpfiles due to improper access restrictions. A local attacker can bypass intended access restrictions via vectors involving a hard link to a file for which the user lacks write access.
The weakness exists in the systemd-tmpfiles due to improper access restrictions. A local attacker can bypass intended access restrictions via vectors involving a hard link to a file for which the user lacks write access.
How to mitigate CVE-2017-18078
Update to version 237.